Washington → Ulaanbaatar
Washington Dulles International Airport (IAD) to Ulaanbaatar Chinggis Khaan International Airport (UBN)・10,377 km
No nonstop flights. The fastest connection is via Beijing (PEK), about 15h 25m of flying time (layover not included).
With milesANA 40,000 miles+ (via PEK)JAL 47,000 miles+ (via ICN)Economy, one way, estimate. Tap a connection for miles by cabin.
Nonstop flights
None.
Best places to connect
4 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.
Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.